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SuperATV

Polaris RZR Trail S 900 Keller Ball Joints

Polaris RZR Trail S 900 Keller Ball Joints

Regular price $615.80 USD
Regular price Sale price $615.80 USD
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Check Fitment Before You Order
Fits model years: 2021, 2022, 2023, 2024, 2025, 2026, 2027

Search matches make and model, not model year. This part fits:

Polaris RZR Trail S 900 : 2021+

Not sure? Text your year, make and model to 719-428-6837 or use Build Concierge and we'll confirm the right part. Freight-heavy parts can't be returned cheaply, so it's worth asking. Need a factory part instead? We can order OEM parts for any major make.

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Built by Riders, For Riders

Why Buy From SxS Network?

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Track-Proven Parts

Located at Pikes Peak International Raceway, home of Adrenaline Park and Peak Adrenaline. We run many of these parts on our personal Maverick R and X3 rigs.

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Expert Support

Not sure what fits your build? Call or text Tim directly at 719-428-6837. Real riders, real advice — no call centers.

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Colorado Local

Based in Fountain, CO. Support a Colorado business that actually rides.

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Ships Direct From the Brand

Most orders leave the manufacturer in 1–2 business days — no middle warehouse, no re-boxing. Ship-by date shown above.

Product Description
Keller Ball Joints Fix What’s Broke
Keller ball joints
are designed to fix the standard OEM ball joint design. Instead of using a
snap ring to hold the ball joint in, we use a threaded chromoly housing that
can’t get pushed through no matter what. Todd Keller’s original design is
still the high bar for ball joints that can’t pull out. And if you’re riding
with a lift and big tires, Keller Ball Joints for the Polaris RZR Trail S 900
will last longer than just about any other ball joint out there.


The Most Durable Ball Joint Around
Keller Ball Joints
aren’t just the first threaded ball joints on the market—they’re also the most
durable. Once you press the joint into your arm and thread the housing on the
back, there’s nothing that’s gonna get it out. Plus, the housings are made
with durable tool steel and the stud is made from a high-quality chromoly
alloy so they can take the heat. And since they’re easily adjustable and
greaseable, you can keep them running smooth for years.

You
Need Keller Ball Joints

Put Keller Ball Joints on your RZR Trail
S 900, quit relying on a flimsy snap ring, and forget about breaking your ball
joints. When you go on hard ride after harder ride without having to replace a
ball joint, the only thing you’ll regret is not upgrading sooner.

FEATURE

  • 4340 hardened chromoly steel construction
  • Two-piece threaded
    design doesn’t require a snap ring
  • Easily adjustable, rebuildable,
    and greaseable
  • Robust boot retaining ring prevents water
    intrusion


Fitment

  • Polaris RZR Trail S 900 : 2021+
View full details
$615.80
Polaris RZR Trail S 900 Keller Ball Joints
$615.80